About: http://webisa.webdatacommons.org/247354840

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	I use d3js for vector projection, it is something such as d3.geo.mercator():
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com